A rope core intelligent fishing system equipment

The intelligent wireline coring system, equipped with a self-crawling robot to clean the mud on the inner wall of the drill pipe and an active retrieval device to grab the retrieval tip, solves the problem of wire rope breakage caused by mud accumulation on the inner wall of the drill pipe, and achieves safe and efficient operation of deep well wireline coring.

CN122148210APending Publication Date: 2026-06-05JILIN UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JILIN UNIVERSITY
Filing Date
2026-04-06
Publication Date
2026-06-05

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Abstract

The application discloses a kind of rope coring intelligent fishing system equipment, including surface coring hoisting assembly, drill pipe inner wall mud skin cleaning assembly, interconnection assembly, self-climbing robot assembly, with pull-off mechanism interconnection assembly and active fisher assembly;Drill pipe inner wall mud skin cleaning assembly is connected with self-climbing robot assembly by interconnection assembly, self-climbing robot assembly is connected with active fisher assembly by with pull-off mechanism interconnection assembly, and surface coring hoisting assembly provides electrical energy for each component and pulls each component to move;Drill pipe inner wall mud skin cleaning assembly is used to clean the inner wall of drill pipe;Self-climbing robot assembly can be deformed and resist in the inner wall of drill pipe and climb to provide upward climbing force;Active fisher assembly is used to grab fish spear head, and the application can complete mud cleaning, jamming, active fishing, automatic jamming and other work in a single fishing process.
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